1L One Line Life One sentence a day
Private mood journal for iPhone and iPad

Remember who you were.

One Line Life helps you save one honest sentence a day, then return to the same date in future years and recognize the person you were becoming.

One line a day On This Day memories Private by design

A tiny habit with emotional memory

Write less, remember more. One sentence is enough to preserve the psychology of a day.

Write one sentence

Keep the habit light with a focused 200-character entry for each day.

Rediscover past years

Use On This Day to see what you felt on the same date in earlier years.

Stay private

Use Privacy Lock to protect your journal with Face ID, Touch ID, or passcode.

Built for the person who usually quits journaling

No complex prompts. No account. No pressure to write a page. Just one line that your future self can understand.

For reflection

See how fear, relief, motivation, confidence, or sadness changed over time.

For consistency

Use daily reminders, edit entries, and keep the journal clean as your life grows.

Need the official App Store links? Use these pages for support, privacy review, and App Store metadata.